in Don Quixote, who play so many tricks on the Knight of the Woeful Countenance, were Don Carlos de Borja, Count of Ficallo, who married Donnia Maria of Aragon, Duchess of Villahermora, in whose right
the count had extensive estates on the banks of the Ebro; among others he had a country seat called Buenavia, which was the place Cervantes referred to.